What color is #638681?

#638681 is a grayish spring green, closest to the named color Underwater World. It belongs to the teal family of colors.

What is the RGB value of #638681?

The RGB value is 99, 134, 129: 99 red, 134 green and 129 blue on a 0 to 255 scale.

What is the complementary color of #638681?

The complementary color is #866368, found by rotating the hue 180° on the color wheel.

Is black or white text better on #638681?

Black text. Black text has a contrast ratio of 5.26:1 and white text 3.99:1. WCAG asks for at least 4.5:1 for normal text.

#638681 color

#638681 rgb(99, 134, 129)

Shades of teal

The hex color #638681 is a grayish spring green.

In the RGB color model it is made of 38.8% red, 52.5% green and 50.6% blue (99, 134, 129).

Its hue angle is 171°, with 15% saturation and 46% lightness. For print, the CMYK equivalent is 26% cyan, 0% magenta, 4% yellow and 47% black.

The closest named color is Underwater World (#657F7A), a difference of 3.3 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.26:1).

#638681 color codes

HEX	`#638681`
RGB	`rgb(99, 134, 129)`
RGB percent	`rgb(38.8%, 52.5%, 50.6%)`
HSL	`hsl(171, 15%, 46%)`
HSV / HSB	`hsv(171, 26%, 53%)`
CMYK	`cmyk(26%, 0%, 4%, 47%)`
CIE LAB	`lab(53.26, -13.38, -1.3)`
CIE LCH	`lch(53.26, 13.45, 185.56)`
CIE XYZ	`xyz(17.632, 21.287, 23.944)`
Decimal	`6522497`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #638681, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #638681	Ratio	AA	AAA	AA large
Sample text	5.26:1	Pass	Fail	Pass
Sample text	3.99:1	Fail	Fail	Pass

#638681 as text on	Ratio	AA	AAA	AA large
Sample text	3.99:1	Fail	Fail	Pass
Sample text	5.26:1	Pass	Fail	Pass

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #638681 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #638681; }
.text { color: #638681; }
.border { border: 2px solid #638681; }
.transparent { background-color: rgb(99 134 129 / 50%); }
.gradient { background: linear-gradient(to right, #638681, #637a86); }

Background

Text color

Border

Similar colors

Questions

What color is #638681?: #638681 is a grayish spring green, closest to the named color Underwater World. It belongs to the teal family of colors.
What is the RGB value of #638681?: The RGB value is 99, 134, 129: 99 red, 134 green and 129 blue on a 0 to 255 scale.
What is the complementary color of #638681?: The complementary color is #866368, found by rotating the hue 180° on the color wheel.
Is black or white text better on #638681?: Black text. Black text has a contrast ratio of 5.26:1 and white text 3.99:1. WCAG asks for at least 4.5:1 for normal text.